15915870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1987}}^1$

素因数の和:2089

約数の個数: 48

約数和(自身を含む): 41867280

約数和(自身を除く): 25951410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 445, 534, 801, 890, 1335, 1602, 1987, 2670, 3974, 4005, 5961, 8010, 9935, 11922, 17883, 19870, 29805, 35766, 59610, 89415, 176843, 178830, 353686, 530529, 884215, 1061058, 1591587, 1768430, 2652645, 3183174, 5305290, 7957935, 15915870]

約数ペア:

[(1, 15915870), (2, 7957935), (3, 5305290), (5, 3183174), (6, 2652645), (9, 1768430), (10, 1591587), (15, 1061058), (18, 884215), (30, 530529), (45, 353686), (89, 178830), (90, 176843), (178, 89415), (267, 59610), (445, 35766), (534, 29805), (801, 19870), (890, 17883), (1335, 11922), (1602, 9935), (1987, 8010), (2670, 5961), (3974, 4005)]